General information Requisition # R60548 Locations USA-MD-Laurel Posting Date 05/19/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with ManTech! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with ManTech! ManTech seeks a motivated, career and customer-oriented Linux System Administrator, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO's Enterprise Information Technology (EIT). EIT is MPO's backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT. Responsibilities Included but are not limited to: * Will be responsible for Systems Administration for CNOS labs in a Help Desk capacity and work closely with CNOS labs in other locations. Responsible for maintaining and managing accounts, profiles, and queue coordinate tickets for all developers and developer requests. * Will maintain both Linux and Windows accounts while assisting other lab managers within the domain architecture to include racking, stacking, loading, and configuring systems (workstations and servers). * Responsible for building, configuring, and maintaining a secure server/system. Will analyze, design, architect and manage hardware and network systems. * Will performs installation, refresh, and modernization of servers and system components and related services, remotely and on-site. * Responsible for documenting configuration of computers, networking devices and various peripheral equipment. Minimum Qualifications: * Bachelor's degree from an accredited college or university in technical discipline is required. * Shall have a minimum of ten (10) years' experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required. Preferred Qualifications: * Experience deploying, upgrading, or maintaining servers and systems * Knowledge of Linux operating systems in support of Tacacs+ and Syslog * Experience with active Directory, DHCP, DNS, and LDAP networking concepts * Experience with cabling, racking, and stacking equipment * Familiar with Jira ticketing system. * Understanding of networking components Clearance Requirements: * Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: * Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills. The projected compensation range for this position is $105,800.00-$175,900.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, ManTech invests in it's employees beyond just compensation. ManTech's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections. ManTech International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation. If you need a reasonable accommodation to apply for a position with ManTech, please email us at [email protected] and provide your name and contact information.